diff --git a/foundry.toml b/foundry.toml
index 787247e..f60882a 100644
--- a/foundry.toml
+++ b/foundry.toml
@@ -8,6 +8,10 @@
 # This overrides the `auto_detect_solc` value
 solc_version = '0.8.18'
 auto_detect_solc = false
+
+# use EVM version `London` for Crossbell
+evm_version = 'london'
+
 # Increase optimizer_runs
 optimizer = true
 optimizer_runs = 200